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ALSA-2023:2162 Not scored

Moderate: qemu-kvm security, bug fix, and enhancement update

Kernel-based Virtual Machine (KVM) is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide the user-space component for running virtual machines that use KVM. The following packages have been upgraded to a later upstream version: qemu-kvm (7.2.0). (BZ#2111769, BZ#2135806) Security Fix(es): * QEMU: VNC: integer underflow in vnc_client_cut_text_ext leads to CPU exhaustion (CVE-2022-3165) * QEMU: ACPI ERST: memory corruption issues in read_erst_record and write_erst_record (CVE-2022-4172) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

Exploit probability Not scored
Published May 9, 2023
Required by Not available
Last source change February 4, 2026

02 / AFFECTED SOFTWARE

Affected packages

AlmaLinux:9 qemu-kvm-device-display-virtio-vga
AlmaLinux:9 qemu-guest-agent
AlmaLinux:9 qemu-img
AlmaLinux:9 qemu-kvm
AlmaLinux:9 qemu-kvm-audio-pa
AlmaLinux:9 qemu-kvm-block-curl
AlmaLinux:9 qemu-kvm-block-rbd
AlmaLinux:9 qemu-kvm-common
AlmaLinux:9 qemu-kvm-core
AlmaLinux:9 qemu-kvm-device-display-virtio-gpu
AlmaLinux:9 qemu-kvm-device-display-virtio-gpu-ccw
AlmaLinux:9 qemu-kvm-device-display-virtio-gpu-pci
AlmaLinux:9 qemu-kvm-device-usb-host
AlmaLinux:9 qemu-kvm-device-usb-redirect
AlmaLinux:9 qemu-kvm-docs
AlmaLinux:9 qemu-kvm-tools
AlmaLinux:9 qemu-kvm-ui-egl-headless
AlmaLinux:9 qemu-kvm-ui-opengl
AlmaLinux:9 qemu-pr-helper

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities ALSA-2023:2162

Kernel-based Virtual Machine (KVM) is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide the user-space component for running virtual machines that use KVM. The following packages have been upgraded to a later upstream version: qemu-kvm (7.2.0). (BZ#2111769, BZ#2135806) Security Fix(es): * QEMU: VNC: integer underflow in vnc_client_cut_text_ext leads to CPU exhaustion (CVE-2022-3165) * QEMU: ACPI ERST: memory corruption issues in read_erst_record and write_erst_record (CVE-2022-4172) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

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05 / REFERENCES

Further evidence